#4F58C8#4F58C8

#4F58C8 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.6% C 0.172 H 275.2°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#4F58C8
RGB	rgb(79, 88, 200)
HSL	hsl(236, 52%, 55%)
HSV	hsv(236, 61%, 78%)
CMYK	cmyk(60.5%, 56%, 0%, 21.6%)
CIE-LAB	lab(42.48, 30.41, -59.61)
CIE-LCH	lch(42.48, 66.92, 297.03°)
OKLab	oklab(51.61% 0.0155 -0.1711)
OKLCH	oklch(51.61% 0.172 275.2)
XYZ	xyz(17.1361, 12.8105, 56.2020)
Luminance	0.1281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F58C8 #C8BF4F

analogous

#4F95C8 #4F58C8 #824FC8

triadic

#4F58C8 #C84F58 #58C84F

tetradic

#4F58C8 #C84F95 #C8BF4F #4FC882

square

#4F58C8 #C84F95 #C8BF4F #4FC882

split-complementary

#4F58C8 #C8824F #95C84F

monochromatic

#252B77 #343CA6 #4F58C8 #7E84D7 #ACB0E5

Accessibility & contrast

On white

5.89

#4F58C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#4F58C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F58C8

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F58C8	#FFFFFF	#000000	##FFFFFF
##4F58C8	1.00	5.89	3.56	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACC

Deuteranopia (green-blind)

#005FC6

Tritanopia (blue-blind)

#007387

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4f58c8;
/* rgb */ color: rgb(79, 88, 200);
/* oklch */ color: oklch(51.6% 0.172 275.2);

Tailwind

colors: {
  custom: {
    50: '#8c87d9',
    500: '#4f58c8',
    950: '#000000',
  },
}

SCSS

$custom: #4f58c8;
$custom-light: #8c87d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4f58c8",
  "rgb": {
    "r": 79,
    "g": 88,
    "b": 200
  },
  "hsl": {
    "h": 235.537,
    "s": 52.381,
    "l": 54.706
  },
  "oklch": {
    "l": 0.51609,
    "c": 0.17184,
    "h": 275.2
  },
  "luminance": 0.12812
}

Semantic roles & 50–950 ramp

primary

#4F58C8

secondary

#D3CFA0

accent

#D14CDC

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4F58C8

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →